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Return to Bug #60738
Patch bug60738.patch revision 2012-03-24 04:17 UTC by laruence@php.net
revision 2012-03-24 03:32 UTC by laruence@php.net
revision 2012-03-24 03:30 UTC by laruence@php.net
revision 2012-03-24 03:24 UTC by laruence@php.net
Patch error_handler_patch_1.diff revision 2012-03-23 20:50 UTC by nikic@php.net
Patch set_error_handler-allow-null-parameter-corrected revision 2012-03-11 07:46 UTC by kevin dot swinton at gmail dot com
Patch set_error_handler-allow-null-parameter revision 2012-03-10 22:34 UTC by kevin dot swinton at gmail dot com

Patch error_handler_patch_1.diff for Unknown/Other Function Bug #60738

Patch version 2012-03-23 20:50 UTC

Return to Bug #60738 | Download this patch
This patch renders other patches obsolete

Obsolete patches:

Patch Revisions:

Developer: nikic@php.net

diff --git a/Zend/tests/bug60738.phpt b/Zend/tests/bug60738.phpt
new file mode 100644
index 0000000..e0c9793
--- /dev/null
+++ b/Zend/tests/bug60738.phpt
@@ -0,0 +1,17 @@
+--TEST--
+Bug #60738 Allow 'set_error_handler' to handle NULL
+--FILE--
+<?php
+
+set_error_handler(function() { echo 'Intercepted error!', "\n"; });
+
+trigger_error('Error!');
+
+set_error_handler(null);
+
+trigger_error('Error!');
+?>
+--EXPECTF--
+Intercepted error!
+
+Notice: Error! in %s on line %d
diff --git a/Zend/zend_builtin_functions.c b/Zend/zend_builtin_functions.c
index b55231d..0136345 100644
--- a/Zend/zend_builtin_functions.c
+++ b/Zend/zend_builtin_functions.c
@@ -1520,13 +1520,15 @@ ZEND_FUNCTION(set_error_handler)
 		return;
 	}
 
-	if (!zend_is_callable(error_handler, 0, &error_handler_name TSRMLS_CC)) {
-		zend_error(E_WARNING, "%s() expects the argument (%s) to be a valid callback",
-				   get_active_function_name(TSRMLS_C), error_handler_name?error_handler_name:"unknown");
+	if (Z_TYPE_P(error_handler) != IS_NULL) { /* NULL == unset */
+		if (!zend_is_callable(error_handler, 0, &error_handler_name TSRMLS_CC)) {
+			zend_error(E_WARNING, "%s() expects the argument (%s) to be a valid callback",
+					   get_active_function_name(TSRMLS_C), error_handler_name?error_handler_name:"unknown");
+			efree(error_handler_name);
+			return;
+		}
 		efree(error_handler_name);
-		return;
 	}
-	efree(error_handler_name);
 
 	if (EG(user_error_handler)) {
 		had_orig_error_handler = 1;
@@ -1538,7 +1540,7 @@ ZEND_FUNCTION(set_error_handler)
 	}
 	ALLOC_ZVAL(EG(user_error_handler));
 
-	if (!zend_is_true(error_handler)) { /* unset user-defined handler */
+	if (Z_TYPE_P(error_handler) == IS_NULL) { /* unset user-defined handler */
 		FREE_ZVAL(EG(user_error_handler));
 		EG(user_error_handler) = NULL;
 		RETURN_TRUE;
 
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